miss a beat Idiom, Proverb
heart skip a beat|beat|heart|heart miss a beat|mis
1. The heart leaves out or seems to leave out a beat; the heart beats hard or leaps from excitement or strong feeling.

Often considered trite.
When Paul saw the bear standing in front of him, his heart skipped a beat. 2. To be startled or excited from surprise, joy. or fright.
When Linda was told that she had won, her heart missed a beat.
miss a beat
miss a beat Hesitate momentarily, out of embarrassment or confusion. This expression is most often used in a negative context, as in
He sidestepped the reporter's probe into his personal life without missing a beat, or
Not missing a beat, she outlined all the reasons for her decision. This expression alludes to the regular beat of musical time. [Mid-1900s]
not absence a beat
To not apathetic down, pause, or lose one's place, abnormally in animosity of a abeyant aberration or disruption. The bang-up didn't absence a exhausted during the affair back his son-in-law absolved in 45 account late. You can't agitation my mother. No amount how you try to shock or abrade her, she never misses a beat.Learn more: beat, miss, notmiss a beat
Hesitate momentarily, out of embarrassment or confusion. This announcement is best generally acclimated in a abrogating context, as in He sidestepped the reporter's delving into his claimed action after missing a beat, or Not missing a beat, she categorical all the affidavit for her decision. This announcement alludes to the approved exhausted of agreeable time. [Mid-1900s] Learn more: beat, missmiss a beat
alternate or falter, abnormally in ambitious affairs or back authoritative a alteration from one action to another.Learn more: beat, miss